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    image
    绝对地址
    相对地址：图像和网页同处相同项目下，可以用相对路径来引用图像，如：

<a href="https://www.baidu.com">  target="_blank">   </a>

   <img src="./666.jpg" title="舒沿博" alt=alt="" style="width: 100px;   height: 100px;" border-radius: 50 srcset=""> 

<div style="background-color: aquamarine; background-image: url(./666.jpg); background-repeat: no-repeat; background-size: cover; width: 100px; height: 100px; border-radius: 50;">

<iframe src="https://www.baibaidu.com" frameborder="0" width="100%" height="100%"></iframe>



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